Yamaha SLG100N Service Manual

20011220-62000

SERVICE MANUAL

011620

HAMAMATSU, JAPAN

CONTENTS

SPECIFICATIONS ................................................. 3

PANEL LAYOUT ...................................... 4

CIRCUIT BOARD LAYOUT ................. 6

DISASSEMBLY PROCEDURE .............................. 7

LSI PIN DESCRIPTION .............................. 10

IC BLOCK DIAGRAM .................................... 10

CIRCUIT BOARDS ........................................ 11

INSPECTIONS ............................................................ 12

TUNING ...................................................................... 13

OVERALL CIRCUIT DIAGRAM ........................... 14

PARTS LIST

SLG-100N

This document is printed on chlorine free (ECF) paper with soy ink.

Guitar

1.018K-916

Printed in Japan ’02.01

SLG-100N

IMPOR TANT NOTICE

This manual has been provided for the use of authorized Yamaha Retailers and their service personnel. It has been assumed that basic service procedures inherent to the industry, and more specifically Yamaha Products, are already known and understood by the users, and have therefore not been restated.

WARNING : Failure to follow appropriate service and safety procedures when servicing this product may result in per-

sonal injury, destruction of expensive components and failure of the product to perform as specified. For these reasons, we advise all Yamaha product owners that all service required should be performed by an authorized Yamaha Retailer or the appointed service representative.

IMPORTANT : This presentation or sale of this manual to any individual or firm does not constitute authorization certifi-

cation, recognition of any applicable technical capabilities, or establish a principal-agent relationship of any form.

The data provided is belived to be accurate and applicable to the unit(s) indicated on the cover. The research engineering, and service departments of Yamaha are continually striving to improve Yamaha products. Modifications are, therefore, inevitable and changes in specification are subject to change without notice or obligation to retrofit. Should any discrepancy appear to exist, please contact the distributor’s Service Division.

WARNING : Static discharges can destroy expensive components. Discharge any static electricity your body may have

accumulated by grounding yourself to the ground bus in the unit (heavy gauge black wires connect to this bus.)

IMPORTANT : Turn the unit OFF during disassembly and parts replacement. Recheck all work before you apply power

to the unit.

WARNING: CHEMICAL CONTENT NOTICE!

The solder used in the production of this product contains LEAD. In addition, other electrical/electronic and/or plastic (Where applicable) components may also contain traces of chemicals found by the California Health and Welfare Agency (and possibly other entities) to cause cancer and/or birth defects or other reproductive harm.

DO NOT PLACE SOLDER, ELECTRICAL/ELECTRONIC OR PLASTIC COMPONENTS IN YOUR MOUTH FOR ANY REASON WHAT SO EVER!

Avoid prolonged, unprotected contact between solder and your skin! When soldering, do not inhale solder fumes or expose eyes to solder/flux vapor!

If you come in contact with solder or components located inside the enclosure of this product, wash your hands before handling food.

WARNING

Components having special characteristics are marked and must be replaced with parts having specification equal to those originally installed.

SLG-100N

SPECIFICATIONS

Neck Mahogany Body Maple Fingerboard Rosewood Bridge Rosewood Frame Unit Maple Strings Nylon Guitar Strings Sensors B-BAND Connectors/Controls • AUX IN

• AUX IN Level Control

• LINE OUT jack (monaural)

• PHONES jack (stereo)

• Volume

• BASS control

• TREBLE control

• REVERB switch (OFF/1/2)

• PHONES switch (ON/OFF)

• LINE OUT Jack with POWER Switch (Inserting a plug into the jack switches the power on)

Power Supply • AC Adaptor/6F22 (S-006P) battery x1 dual

power source

* Recommended AC Adaptors: PA-D09, PA-

1E, PA-3B

Battery Life Continuous Use

• Using Manganese battery :

approximately 13.5 hours

• Using Alkaline battery :

approximately 24 hours

With the reverb activated

• Using Manganese battery :

approximately 2 hours

• Using Alkaline battery :

approximately 7.5 hours

Input/Output Specifications

Input Level

• AUX IN: -40 dBm/1kHz sine wave

(REVERB OFF)

Output Level

• LINE OUT: -27 dBm/10k Ω

• PHONES (L/R): -31 dBm/39 Ω

Power Consumption Using AC adaptor (PA-D09)

• REVERB OFF: 1.9 W

1- 2: 2.4 W

Using battery

• REVERB OFF: 0.2 W

1- 2 : 0.6 W

String Length 650 mm (25-9/16”) Dimensions 965 (L) x 365 (W) x 80 (H) mm

38” (L) x 14-3/8” (W) x 3-1/8” (H) (with the left frame attached and to the end

of the strap pin)

Weight approximately 1.8 kg (3 lbs. 15 oz.) Accessories AC adaptor (PA-D09),

* May not be in your area. Stereo earphones, Soft case

SLG-100N

THIS DEVICE COMPLIES WITH PART 15 OF THE FCC RULES. OPERATION IS SUBJECT TO THE FOLLOWING TWO CONDEITIONS: (1) THIS DEVICE MAY NOT CAUSE HARMFUL INTERFERENCE, AND (2) THIS DEVICE MUST ACCEPT ANY INTERFERENCE RECEIVED, INCLUDING INTERFERENCE THAT MAY CAUSE UNDESIRED OPERATION. ¥ THIS CLASS B DIGITAL APPARATUS COMPLIES WITH CANADIAN ICES-003. ¥ CET APPAREIL NUMÉRIQUE DE LA CLASSE B EST CONFORME ¸ LA NORME NMB-003 DU CANADA.

AC POWER ADAPTOR : YAMAHA PA-1E OR PA-3B OR PA-D09 BATTERY : 9V 6LR61 OR 6F22YBATTERY : 9V 6LR61 OR 6F22Y MADE IN TAIWAN

SILENT GUITAR MODEL SLG-100N

OPEN

LINE OUT

AUX IN

AUX VOL

MIN MAX

EMC

N89

Front

Rear

Neck

Saddle

Tuning peg

Body

Pickup (underneath the saddle)

Controls → See page 5.

Frame Attachment Screw 1 (Doubles as the Strap Pin)

Left Frame (Removable)

Right Frame (Fixed)

Bridge

Horn (Leg Support)

Frame Attachment Screw 2 (Doubles as the Strap Pin)

Nut

Fingerboard

PANEL LAYOUT

SLG-100N

Controls

OFF 1 2 OFF ON

PHONES

REVERB VOLUME BASS TREBLE

THIS DEVICE COMPLIES WITH PART 15 OF THE FCC RULES. OPERATION IS SUBJECT T O THE FOLLOWING TWO CONDEITIONS: (1) THIS DEVICE MAY NOT CAUSE HARMFUL INTERFERENCE, AND (2) THIS DEVICE MUST ACCEPT ANY INTERFERENCE RECEIVED, INCLUDING INTERFERENCE THAT MAY CAUSE UNDESIRED OPERATION. ¥ THIS CLASS B DIGITAL APPARATUS COMPLIES WITH

CANADIAN ICES-003.

¥ CET APPAREIL NUMÉRIQUE DE LA CLASSE B EST

CONFORME ¸ LA NORME NMB-003 DU CANADA.

AC POWER ADAPTOR : YAMAHA PA-1E OR PA-3B OR PA-D09 BATTERY : 9V 6LR61 OR 6F22YBATTERY : 9V 6LR61 OR 6F22Y MADE IN TAIWAN

SILENT GUITAR MODEL SLG-100N

OPEN

LINE OUT

AUX IN

AUX VOL

MIN MAX

EMC

N89

VOLUME control

6F22 (S-006P) 9V battery

REVERB switch

POWER lamp

AUX IN jack

AUX IN level control

Cord hook

LINE OUT jack

DC-IN jack

(Power adaptor connector)

BASS control

TREBLE control

PHONES ON/OFF switch

PHONES jack

DC-IN 9~12V

+–

SLG-100N

CIRCUIT BOARD LAYOUT

AUX

PUP

Jack

Panel Assembly

Body (rear view)

(underneath the panel assembly)

SLG-100N

DISASSEMBLY PROCEDURE

Preparations

Make the following preparations;

Turn off the power switch. Remove the battery cover and battery.

1. Left Frame (Time required: About 2 minutes)

1-1 Loosen the adjusting bolt (front) marked [E15] and the adjusting

bolt (rear) marked [E16]. The left frame can then be removed. (Fig.1)

2. Bracket Assembly, Bracket, Sleeve

(Time required: About 5 minutes each)

2-1 Remove the left frame. (See procedure 1.) 2-2 Bracket Assembly:

Remove the two (2) screws marked [D05]. The upper bracket assembly can then be removed from the left frame. (Fig.1) The lower bracket assembly can be removed in the same manner.

2-3 Bracket, Sleeve:

Remove the two (2) screws marked [E19]. The upper bracket and the upper sleeve can then be removed. (Fig.1) The lower bracket and the lower sleeve can be removed in the same manner.

3. Right Frame

(Time required: About 2 minutes)

3-1 Remove the four (4) screws marked [E22]. The right frame can

then be removed with the horn. (Fig.1)

4. Horn, Right Bracket

(Time required: About 5 minutes each)

4-1 Remove the right frame. (See procedure 3.) 4-2 Horn:

Remove the two (2) screws marked [D08]. The horn can then be removed. (Fig.1)

4-3 Right Bracket:

Remove the two (2) screws marked [E21]. The upper right bracket can then be removed. (Fig.1) The lower right bracket can be removed in the same manner.

Peg

String

Bracket assembly

Right bracket

Right frame

Pickup

Panel holder assembly

Panel holder

Spacer

Horn

Right bracket

Bracket

Sleeve

Left frame

[E19]

[D05]

Sleeve

[E19]

[E16]

[D05]

[

E22

]

[E21]

[D08]

[E21]

[E22]

[F02] X 4

[E15]

PUP

[D05]: Flat Head Tapping Screw-2

3.0X8 (QC667000)

[D08]: Flat Head Tapping Screw

3.5X20 (QC667100)

[E15]: Adjusting Bolt, Front

M6.0XP1X25 (QC653400)

[E16]: Adjusting Bolt, Rear

M6.0XP1X12 (QC653500)

[E19]: Flat Head Tapping Screw

3.0X14 ZMC2BL (QC699200)

[E21]: Flat Head Tapping Screw

3.0X14 ZMC2BL (QC699200)

[E22]: Flat Head Tapping Screw-2

3.0X8 (QC667000)

[F02]: Bind Head Tapping Screw-1

3.0X10 ZMC2BL (20404200)

Fig.1

+ 15 hidden pages